Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000000
[2]: 000000000000000000000000000000000000000000000000000000000000007b
[3]: 00000000000000000000000000000000000000000000000000000000000000c0
[4]: 000000000000000000000000000000000000000000000000000000000000000e
[5]: 746573742e746573742e74657374000000000000000000000000000000000000
[6]: 0000000000000000000000000000000000000000000000000000000000000041
[7]: 285b290e0b6c3f9d393636ad8115317b1d3577f30bafca0f6541c3e587d79a9b
[8]: 32cca4e8fb50e6054dc065f1fafb9828d4130fa443c5cff03d9f3909f7864ff9
[9]: 1b00000000000000000000000000000000000000000000000000000000000000